A student tests two substances: solid $$\(\mathbf{H}\)$$ and solution $$\(\mathbf{I}\)$$. Tests on solid H Solid $$\(\mathbf{H}\)$$ is barium carbonate. Complete the expected observations. To the third portion of solution $$\(\mathbf{J}\)$$, the student adds a few drops of dilute sulfuric acid. observations .......................................................................................................................... ..........................................................................................................................................

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